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Table 2 Matching diagnosis per age category

From: Diagnosing knee osteoarthritis in patients, differences between general practitioners and orthopedic surgeons: a retrospective cohort study

Age category

Matching diagnosis of referrals with DD** present only N = 226,%* (N)

45–54

31,6 (12)

55–64

73,6 (53)

65–74

85,5 (59)

75–85

97,5 (39)

> 85

100 (7)

P value for linear-by-linear association

(< 0.001)

  1. *Percentage of referrals with a matching diagnosis in corresponding age group
  2. **Differential diagnosis